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h2{margin-bottom:4px;font-size:1.5rem;font-weight:700}.profile-info p{color:var(--text-secondary);font-size:.9rem}.profile-stats-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;display:grid}@media (width<=768px){.hero h1{font-size:2.2rem}.hero p{font-size:1rem}.hero-stats{flex-wrap:wrap;gap:24px}.hero-buttons{flex-direction:column;align-items:center}.exam-grid,.test-grid,.test-interface{grid-template-columns:1fr}.test-sidebar{border-top:1px solid var(--border);z-index:100;border-left:none;border-radius:16px 16px 0 0;max-height:60vh;transition:transform .3s cubic-bezier(.4,0,.2,1);position:fixed;bottom:0;left:0;right:0;transform:translateY(100%);box-shadow:0 -4px 24px #00000040}.test-sidebar.palette-open{transform:translateY(0)}.palette-toggle-btn{border:1px solid 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20px}.result-stats{grid-template-columns:repeat(2,1fr)}.profile-header{text-align:center;flex-direction:column}}@media (width<=480px){.hero h1{font-size:1.8rem}.hero-stat-number{font-size:1.5rem}.palette-grid{grid-template-columns:repeat(5,1fr)}.otp-inputs input{width:44px;height:52px;font-size:1.2rem}}.empty-state{text-align:center;color:var(--text-muted);padding:60px 24px}.empty-state-icon{margin-bottom:16px;font-size:3rem}.empty-state h3{color:var(--text-secondary);margin-bottom:8px;font-size:1.1rem;font-weight:600}.empty-state p{font-size:.9rem}.history-table{border-collapse:collapse;width:100%}.history-table th{text-align:left;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border);padding:12px 16px;font-size:.8rem;font-weight:600}.history-table td{border-bottom:1px solid var(--border-light);padding:16px;font-size:.9rem}.history-table tr:hover td{background:var(--accent-glow)}.breadcrumb{color:var(--text-muted);align-items:center;gap:8px;margin-bottom:24px;font-size:.85rem;display:flex}.breadcrumb a{color:var(--text-muted)}.breadcrumb a:hover{color:var(--accent)}.breadcrumb-sep{font-size:.75rem}